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1. Find the following probabilities for the standard normal random variable z.a. P(z>1.37) b. P(z< -1.40) c. P(0.51 ≤ z ≤ 2.37) d. P(- 2.30 < z > 1.61)(Round to three decimal places)a. ?b.?c.?d.?2. . Find the area under the standard normal probability distribution between the following pairs of z - scores.a. z=0 and z=2.00b. z=0 and z=3.00c. z=0 and z=1.00d. z=0 and z=0.58(Round to three decimal places)a. the area under the standard normal probability distribution is?b. the area under the standard normal probability distribution is?c. the area under the standard normal probability distribution is? d. the area under the standard normal probability distribution is? 3. Find the area under the standard normal probability distribution between the following pairs of z - scores.a. z=0 and z=3.00b. z=0 and z=1.00c. z=0 and z=2.00d. z=0 and z=0.62(round to three decimal places)a. the area under the standard normal probability distribution is?b. the area under the standard normal probability distribution is? c. the area under the standard normal probability distribution is?d. the area under the standard normal probability distribution is?4. Find the following probability for the standard normal random variable z.(Round to three decimal places)P( - 2.5 ≤ z ≤ 2.5) =
Interpreting confidence interval for the P-value. Give an appropriated response. A weight loss center provided a loss for 72% of its participants.
State the reasons for your decision and include an explanation of why you did not follow the recommendations of the stakeholders.
Determine mean and standard deviation for number of erroneous returns per batch.
Two variables in her spreadsheet, and finds r = 0.06. She decides to conclude there is no relationship between the variables. Was she correct?
By using this data and incorporating seasonal effects, predict quarterly turnover for 2010.
1) What is correlation? 2) What is an example of two variables that are likely to be correlated because they are both changing over time?
probability of 0.31 that it is dominant. There is also a probability of 0.22 that a gene is type B and it is dominant. What is the probability that a gene is of type A?
The number using each entrance is reported below. At the .01 significance level, is there a difference in the use of the four entrances?
Explain in words general pattern of correlation is statistically important.
Researchers at Pharm-X, a pharmaceutical company, are testing and comparing the effects of Drug A and Drug B on participants' allergies. The researchers are using a double-blind procedure to conduct their test.
The following regression equation and correlation coefficient were calculated using minitab for the bivariate data age of men and their weight.
The store used ANOVA to test if the mean sales for each credit card were equal. What are the degrees of freedom for the F statistic?
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